lustrous

形容词 lustrous:

1. made smooth and bright by or as if by rubbing; reflecting a sheen or glow
   同义词：bright, burnished, shining, shiny
2. brilliant
3. reflecting light
   同义词：glistening, glossy, sheeny, shiny, shining

1. A smooth, lustrous, variously colored deposit, chiefly calcium carbonate, formed around a grain of sand or other foreign matter in the shells of certain mollusks and valued as a gem.
   珍珠在几种软体动物的贝壳中，围绕着一粒沙子或其他外来物质形成的一种光滑、有色泽、具有不同颜色且主要是碳酸钙的沉积物，被珍视为宝石
2. The soft, thick, lustrous fur of this animal.
   貂皮这种动物的柔软、浓密且有光泽的毛皮

lus.trous

adj.（形容词）
Having a sheen or glow.
有光泽或光亮的
Gleaming with or as if with brilliant light; radiant.See Synonyms at bright
光辉的，杰出的：以或仿佛以亮光闪耀的；光辉的参见 bright

【引伸】
lus.trously
adv.（副词）
lus.trousness
n.（名词）